Presidential Inauguration: Watch, discuss, debate

As President Obama begins his second term, join the conversation on Twitter and follow USA TODAY's live coverage of the inauguration. Watch live video of the ceremonies while following the top Twitter topics and key updates from the day.

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Presidential Inauguration: Watch, discuss, debate

As President Obama begins his second term, join the conversation on Twitter and follow USA TODAY's live coverage of the inauguration. Watch live video of the ceremonies while following the top